# 58.138.81.229 — IP Intelligence Summary

58.138.81.229 is an IPv4 address operated by IIJ - Internet Initiative Japan Inc., JP (AS2497), with approximate network location Ashburn, Japan. Its reverse DNS name is sjc002bb00.IIJ.Net. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/58.138.81.229
- Last updated: 2026-11-13

## Ownership

- Organization: Japan Network Information Center
- Network name: IIJNET
- Allocated block: 58.138.81.0/24
- ASN: AS2497 (https://ipdebrief.com/asn/2497)
- Regional registry: APNIC
- Registered holder: Japan Network Information Center
- Routing operator: IIJ - Internet Initiative Japan Inc., JP
- Network registration country: JP
- Registrant address country: —

## Location

- City: Ashburn
- Region: —
- Country: Japan
- Time zone: Asia/Tokyo

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: Unverified (not proof of unicast)
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (0/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- sjc002bb00.IIJ.Net
- Forward-confirmed: no

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- caa: Not checked
- spf: Not checked
- dmarc: Not checked
- dnssec: Not checked
- fcrDns: Not checked

## Nearby addresses

- 58.138.81.142 (https://ipdebrief.com/58.138.81.142)
- 58.138.81.233 (https://ipdebrief.com/58.138.81.233)
- 58.138.81.237 (https://ipdebrief.com/58.138.81.237)
- 58.138.81.241 (https://ipdebrief.com/58.138.81.241)

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Source: IPDebrief, "58.138.81.229 IP intelligence", https://ipdebrief.com/58.138.81.229, updated 2026-11-13. Assessments are probabilistic.